78285015

素因数分解:

$3^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{919}}^1$

素因数の和:1564

約数の個数: 32

約数和(自身を含む): 139545600

約数和(自身を除く): 61260585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 631, 919, 1893, 2757, 3155, 4595, 5679, 8271, 9465, 13785, 17037, 24813, 28395, 41355, 85185, 124065, 579889, 1739667, 2899445, 5219001, 8698335, 15657003, 26095005, 78285015]

約数ペア:

[(1, 78285015), (3, 26095005), (5, 15657003), (9, 8698335), (15, 5219001), (27, 2899445), (45, 1739667), (135, 579889), (631, 124065), (919, 85185), (1893, 41355), (2757, 28395), (3155, 24813), (4595, 17037), (5679, 13785), (8271, 9465)]