23188815

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 45252480

約数和(自身を除く): 22063665

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 73, 117, 135, 181, 195, 219, 351, 365, 543, 585, 657, 905, 949, 1095, 1629, 1755, 1971, 2353, 2715, 2847, 3285, 4745, 4887, 7059, 8145, 8541, 9855, 11765, 13213, 14235, 21177, 24435, 25623, 35295, 39639, 42705, 63531, 66065, 105885, 118917, 128115, 171769, 198195, 317655, 356751, 515307, 594585, 858845, 1545921, 1783755, 2576535, 4637763, 7729605, 23188815]

約数ペア:

[(1, 23188815), (3, 7729605), (5, 4637763), (9, 2576535), (13, 1783755), (15, 1545921), (27, 858845), (39, 594585), (45, 515307), (65, 356751), (73, 317655), (117, 198195), (135, 171769), (181, 128115), (195, 118917), (219, 105885), (351, 66065), (365, 63531), (543, 42705), (585, 39639), (657, 35295), (905, 25623), (949, 24435), (1095, 21177), (1629, 14235), (1755, 13213), (1971, 11765), (2353, 9855), (2715, 8541), (2847, 8145), (3285, 7059), (4745, 4887)]