13203486009

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 22904893440

約数和(自身を除く): 9701407431

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 157, 191, 203, 241, 261, 471, 573, 609, 723, 1099, 1337, 1413, 1687, 1719, 1827, 2169, 3297, 4011, 4553, 5061, 5539, 6989, 9891, 12033, 13659, 15183, 16617, 20967, 29987, 31871, 37837, 38773, 40977, 46031, 48923, 49851, 62901, 89961, 95613, 113511, 116319, 138093, 146769, 209909, 264859, 269883, 286839, 322217, 340533, 348957, 414279, 440307, 629727, 794577, 869623, 966651, 1097273, 1334899, 1889181, 2383731, 2608869, 2899953, 3291819, 4004697, 6087361, 7226867, 7680911, 7826607, 9344293, 9875457, 12014091, 18262083, 21680601, 23042733, 28032879, 50588069, 54786249, 65041803, 69128199, 84098637, 151764207, 209579143, 455292621, 628737429, 1467054001, 1886212287, 4401162003, 13203486009]

約数ペア:

[(1, 13203486009), (3, 4401162003), (7, 1886212287), (9, 1467054001), (21, 628737429), (29, 455292621), (63, 209579143), (87, 151764207), (157, 84098637), (191, 69128199), (203, 65041803), (241, 54786249), (261, 50588069), (471, 28032879), (573, 23042733), (609, 21680601), (723, 18262083), (1099, 12014091), (1337, 9875457), (1413, 9344293), (1687, 7826607), (1719, 7680911), (1827, 7226867), (2169, 6087361), (3297, 4004697), (4011, 3291819), (4553, 2899953), (5061, 2608869), (5539, 2383731), (6989, 1889181), (9891, 1334899), (12033, 1097273), (13659, 966651), (15183, 869623), (16617, 794577), (20967, 629727), (29987, 440307), (31871, 414279), (37837, 348957), (38773, 340533), (40977, 322217), (46031, 286839), (48923, 269883), (49851, 264859), (62901, 209909), (89961, 146769), (95613, 138093), (113511, 116319)]