13213928

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2593}}^1$

素因数の和:2626

約数の個数: 48

約数和(自身を含む): 31050180

約数和(自身を除く): 17836252

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 2593, 5096, 5186, 10372, 18151, 20744, 33709, 36302, 67418, 72604, 127057, 134836, 145208, 235963, 254114, 269672, 471926, 508228, 943852, 1016456, 1651741, 1887704, 3303482, 6606964, 13213928]

約数ペア:

[(1, 13213928), (2, 6606964), (4, 3303482), (7, 1887704), (8, 1651741), (13, 1016456), (14, 943852), (26, 508228), (28, 471926), (49, 269672), (52, 254114), (56, 235963), (91, 145208), (98, 134836), (104, 127057), (182, 72604), (196, 67418), (364, 36302), (392, 33709), (637, 20744), (728, 18151), (1274, 10372), (2548, 5186), (2593, 5096)]