28915572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20249}}^1$

素因数の和:20280

約数の個数: 48

約数和(自身を含む): 81648000

約数和(自身を除く): 52732428

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 20249, 40498, 60747, 80996, 121494, 141743, 242988, 283486, 344233, 425229, 566972, 688466, 850458, 1032699, 1376932, 1700916, 2065398, 2409631, 4130796, 4819262, 7228893, 9638524, 14457786, 28915572]

約数ペア:

[(1, 28915572), (2, 14457786), (3, 9638524), (4, 7228893), (6, 4819262), (7, 4130796), (12, 2409631), (14, 2065398), (17, 1700916), (21, 1376932), (28, 1032699), (34, 850458), (42, 688466), (51, 566972), (68, 425229), (84, 344233), (102, 283486), (119, 242988), (204, 141743), (238, 121494), (357, 80996), (476, 60747), (714, 40498), (1428, 20249)]