28929992

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 68208000

約数和(自身を除く): 39278008

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 811, 1274, 1372, 1622, 2548, 2744, 3244, 4459, 5096, 5677, 6488, 8918, 10543, 11354, 17836, 21086, 22708, 35672, 39739, 42172, 45416, 73801, 79478, 84344, 147602, 158956, 278173, 295204, 317912, 516607, 556346, 590408, 1033214, 1112692, 2066428, 2225384, 3616249, 4132856, 7232498, 14464996, 28929992]

約数ペア:

[(1, 28929992), (2, 14464996), (4, 7232498), (7, 4132856), (8, 3616249), (13, 2225384), (14, 2066428), (26, 1112692), (28, 1033214), (49, 590408), (52, 556346), (56, 516607), (91, 317912), (98, 295204), (104, 278173), (182, 158956), (196, 147602), (343, 84344), (364, 79478), (392, 73801), (637, 45416), (686, 42172), (728, 39739), (811, 35672), (1274, 22708), (1372, 21086), (1622, 17836), (2548, 11354), (2744, 10543), (3244, 8918), (4459, 6488), (5096, 5677)]