28397115

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11071}}^1$

素因数の和:11104

約数の個数: 32

約数和(自身を含む): 53145600

約数和(自身を除く): 24748485

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 11071, 33213, 55355, 99639, 166065, 210349, 298917, 498195, 631047, 1051745, 1494585, 1893141, 3155235, 5679423, 9465705, 28397115]

約数ペア:

[(1, 28397115), (3, 9465705), (5, 5679423), (9, 3155235), (15, 1893141), (19, 1494585), (27, 1051745), (45, 631047), (57, 498195), (95, 298917), (135, 210349), (171, 166065), (285, 99639), (513, 55355), (855, 33213), (2565, 11071)]