16378668

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 43819776

約数和(自身を除く): 27441108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 131, 138, 151, 207, 262, 276, 302, 393, 414, 453, 524, 604, 786, 828, 906, 1179, 1359, 1572, 1812, 2358, 2718, 3013, 3473, 4716, 5436, 6026, 6946, 9039, 10419, 12052, 13892, 18078, 19781, 20838, 27117, 31257, 36156, 39562, 41676, 54234, 59343, 62514, 79124, 108468, 118686, 125028, 178029, 237372, 356058, 454963, 712116, 909926, 1364889, 1819852, 2729778, 4094667, 5459556, 8189334, 16378668]

約数ペア:

[(1, 16378668), (2, 8189334), (3, 5459556), (4, 4094667), (6, 2729778), (9, 1819852), (12, 1364889), (18, 909926), (23, 712116), (36, 454963), (46, 356058), (69, 237372), (92, 178029), (131, 125028), (138, 118686), (151, 108468), (207, 79124), (262, 62514), (276, 59343), (302, 54234), (393, 41676), (414, 39562), (453, 36156), (524, 31257), (604, 27117), (786, 20838), (828, 19781), (906, 18078), (1179, 13892), (1359, 12052), (1572, 10419), (1812, 9039), (2358, 6946), (2718, 6026), (3013, 5436), (3473, 4716)]