28227654

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:954

約数の個数: 96

約数和(自身を含む): 79322880

約数和(自身を除く): 51095226

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 907, 1197, 1482, 1638, 1729, 1814, 2223, 2394, 2721, 3458, 4446, 5187, 5442, 6349, 8163, 10374, 11791, 12698, 15561, 16326, 17233, 19047, 23582, 31122, 34466, 35373, 38094, 51699, 57141, 70746, 82537, 103398, 106119, 114282, 120631, 155097, 165074, 212238, 224029, 241262, 247611, 310194, 361893, 448058, 495222, 672087, 723786, 742833, 1085679, 1344174, 1485666, 1568203, 2016261, 2171358, 3136406, 4032522, 4704609, 9409218, 14113827, 28227654]

約数ペア:

[(1, 28227654), (2, 14113827), (3, 9409218), (6, 4704609), (7, 4032522), (9, 3136406), (13, 2171358), (14, 2016261), (18, 1568203), (19, 1485666), (21, 1344174), (26, 1085679), (38, 742833), (39, 723786), (42, 672087), (57, 495222), (63, 448058), (78, 361893), (91, 310194), (114, 247611), (117, 241262), (126, 224029), (133, 212238), (171, 165074), (182, 155097), (234, 120631), (247, 114282), (266, 106119), (273, 103398), (342, 82537), (399, 70746), (494, 57141), (546, 51699), (741, 38094), (798, 35373), (819, 34466), (907, 31122), (1197, 23582), (1482, 19047), (1638, 17233), (1729, 16326), (1814, 15561), (2223, 12698), (2394, 11791), (2721, 10374), (3458, 8163), (4446, 6349), (5187, 5442)]