28489832

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 64540800

約数和(自身を除く): 36050968

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 53, 56, 58, 106, 116, 203, 212, 232, 331, 371, 406, 424, 662, 742, 812, 1324, 1484, 1537, 1624, 2317, 2648, 2968, 3074, 4634, 6148, 9268, 9599, 10759, 12296, 17543, 18536, 19198, 21518, 35086, 38396, 43036, 67193, 70172, 76792, 86072, 122801, 134386, 140344, 245602, 268772, 491204, 508747, 537544, 982408, 1017494, 2034988, 3561229, 4069976, 7122458, 14244916, 28489832]

約数ペア:

[(1, 28489832), (2, 14244916), (4, 7122458), (7, 4069976), (8, 3561229), (14, 2034988), (28, 1017494), (29, 982408), (53, 537544), (56, 508747), (58, 491204), (106, 268772), (116, 245602), (203, 140344), (212, 134386), (232, 122801), (331, 86072), (371, 76792), (406, 70172), (424, 67193), (662, 43036), (742, 38396), (812, 35086), (1324, 21518), (1484, 19198), (1537, 18536), (1624, 17543), (2317, 12296), (2648, 10759), (2968, 9599), (3074, 9268), (4634, 6148)]