28815612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1187}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 81696384

約数和(自身を除く): 52880772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 867, 1156, 1187, 1428, 1734, 2023, 2374, 3468, 3561, 4046, 4748, 6069, 7122, 8092, 8309, 12138, 14244, 16618, 20179, 24276, 24927, 33236, 40358, 49854, 60537, 80716, 99708, 121074, 141253, 242148, 282506, 343043, 423759, 565012, 686086, 847518, 1029129, 1372172, 1695036, 2058258, 2401301, 4116516, 4802602, 7203903, 9605204, 14407806, 28815612]

約数ペア:

[(1, 28815612), (2, 14407806), (3, 9605204), (4, 7203903), (6, 4802602), (7, 4116516), (12, 2401301), (14, 2058258), (17, 1695036), (21, 1372172), (28, 1029129), (34, 847518), (42, 686086), (51, 565012), (68, 423759), (84, 343043), (102, 282506), (119, 242148), (204, 141253), (238, 121074), (289, 99708), (357, 80716), (476, 60537), (578, 49854), (714, 40358), (867, 33236), (1156, 24927), (1187, 24276), (1428, 20179), (1734, 16618), (2023, 14244), (2374, 12138), (3468, 8309), (3561, 8092), (4046, 7122), (4748, 6069)]