55378908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 151687536

約数和(自身を除く): 96308628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 241, 468, 482, 491, 723, 964, 982, 1446, 1473, 1964, 2169, 2892, 2946, 3133, 4338, 4419, 5892, 6266, 6383, 8676, 8838, 9399, 12532, 12766, 17676, 18798, 19149, 25532, 28197, 37596, 38298, 56394, 57447, 76596, 112788, 114894, 118331, 229788, 236662, 354993, 473324, 709986, 1064979, 1419972, 1538303, 2129958, 3076606, 4259916, 4614909, 6153212, 9229818, 13844727, 18459636, 27689454, 55378908]

約数ペア:

[(1, 55378908), (2, 27689454), (3, 18459636), (4, 13844727), (6, 9229818), (9, 6153212), (12, 4614909), (13, 4259916), (18, 3076606), (26, 2129958), (36, 1538303), (39, 1419972), (52, 1064979), (78, 709986), (117, 473324), (156, 354993), (234, 236662), (241, 229788), (468, 118331), (482, 114894), (491, 112788), (723, 76596), (964, 57447), (982, 56394), (1446, 38298), (1473, 37596), (1964, 28197), (2169, 25532), (2892, 19149), (2946, 18798), (3133, 17676), (4338, 12766), (4419, 12532), (5892, 9399), (6266, 8838), (6383, 8676)]