15212148

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 42364224

約数和(自身を除く): 27152076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 492, 574, 588, 631, 861, 1148, 1262, 1722, 1893, 2009, 2524, 3444, 3786, 4018, 4417, 6027, 7572, 8036, 8834, 12054, 13251, 17668, 24108, 25871, 26502, 30919, 51742, 53004, 61838, 77613, 92757, 103484, 123676, 155226, 181097, 185514, 310452, 362194, 371028, 543291, 724388, 1086582, 1267679, 2173164, 2535358, 3803037, 5070716, 7606074, 15212148]

約数ペア:

[(1, 15212148), (2, 7606074), (3, 5070716), (4, 3803037), (6, 2535358), (7, 2173164), (12, 1267679), (14, 1086582), (21, 724388), (28, 543291), (41, 371028), (42, 362194), (49, 310452), (82, 185514), (84, 181097), (98, 155226), (123, 123676), (147, 103484), (164, 92757), (196, 77613), (246, 61838), (287, 53004), (294, 51742), (492, 30919), (574, 26502), (588, 25871), (631, 24108), (861, 17668), (1148, 13251), (1262, 12054), (1722, 8834), (1893, 8036), (2009, 7572), (2524, 6027), (3444, 4417), (3786, 4018)]