221903766

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 602726400

約数和(自身を除く): 380822634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 31, 42, 54, 58, 62, 63, 87, 93, 126, 174, 186, 189, 203, 217, 261, 279, 378, 406, 434, 522, 558, 609, 651, 653, 783, 837, 899, 1218, 1302, 1306, 1566, 1674, 1798, 1827, 1953, 1959, 2697, 3654, 3906, 3918, 4571, 5394, 5481, 5859, 5877, 6293, 8091, 9142, 10962, 11718, 11754, 12586, 13713, 16182, 17631, 18879, 18937, 20243, 24273, 27426, 35262, 37758, 37874, 40486, 41139, 48546, 56637, 56811, 60729, 82278, 113274, 113622, 121458, 123417, 132559, 141701, 169911, 170433, 182187, 246834, 265118, 283402, 339822, 340866, 364374, 397677, 425103, 511299, 546561, 587047, 795354, 850206, 1022598, 1093122, 1174094, 1193031, 1275309, 1761141, 2386062, 2550618, 3522282, 3579093, 3825927, 4109329, 5283423, 7158186, 7651854, 8218658, 10566846, 12327987, 15850269, 24655974, 31700538, 36983961, 73967922, 110951883, 221903766]

約数ペア:

[(1, 221903766), (2, 110951883), (3, 73967922), (6, 36983961), (7, 31700538), (9, 24655974), (14, 15850269), (18, 12327987), (21, 10566846), (27, 8218658), (29, 7651854), (31, 7158186), (42, 5283423), (54, 4109329), (58, 3825927), (62, 3579093), (63, 3522282), (87, 2550618), (93, 2386062), (126, 1761141), (174, 1275309), (186, 1193031), (189, 1174094), (203, 1093122), (217, 1022598), (261, 850206), (279, 795354), (378, 587047), (406, 546561), (434, 511299), (522, 425103), (558, 397677), (609, 364374), (651, 340866), (653, 339822), (783, 283402), (837, 265118), (899, 246834), (1218, 182187), (1302, 170433), (1306, 169911), (1566, 141701), (1674, 132559), (1798, 123417), (1827, 121458), (1953, 113622), (1959, 113274), (2697, 82278), (3654, 60729), (3906, 56811), (3918, 56637), (4571, 48546), (5394, 41139), (5481, 40486), (5859, 37874), (5877, 37758), (6293, 35262), (8091, 27426), (9142, 24273), (10962, 20243), (11718, 18937), (11754, 18879), (12586, 17631), (13713, 16182)]