28494704

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:358

約数の個数: 80

約数和(自身を含む): 67614720

約数和(自身を除く): 39120016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 203, 217, 232, 248, 283, 406, 434, 464, 496, 566, 812, 868, 899, 1132, 1624, 1736, 1798, 1981, 2264, 3248, 3472, 3596, 3962, 4528, 6293, 7192, 7924, 8207, 8773, 12586, 14384, 15848, 16414, 17546, 25172, 31696, 32828, 35092, 50344, 57449, 61411, 65656, 70184, 100688, 114898, 122822, 131312, 140368, 229796, 245644, 254417, 459592, 491288, 508834, 919184, 982576, 1017668, 1780919, 2035336, 3561838, 4070672, 7123676, 14247352, 28494704]

約数ペア:

[(1, 28494704), (2, 14247352), (4, 7123676), (7, 4070672), (8, 3561838), (14, 2035336), (16, 1780919), (28, 1017668), (29, 982576), (31, 919184), (56, 508834), (58, 491288), (62, 459592), (112, 254417), (116, 245644), (124, 229796), (203, 140368), (217, 131312), (232, 122822), (248, 114898), (283, 100688), (406, 70184), (434, 65656), (464, 61411), (496, 57449), (566, 50344), (812, 35092), (868, 32828), (899, 31696), (1132, 25172), (1624, 17546), (1736, 16414), (1798, 15848), (1981, 14384), (2264, 12586), (3248, 8773), (3472, 8207), (3596, 7924), (3962, 7192), (4528, 6293)]