28886536

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 69033600

約数和(自身を除く): 40147064

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1064, 1292, 1597, 2261, 2584, 3194, 4522, 6388, 9044, 11179, 12776, 18088, 22358, 27149, 30343, 44716, 54298, 60686, 89432, 108596, 121372, 190043, 212401, 217192, 242744, 380086, 424802, 515831, 760172, 849604, 1031662, 1520344, 1699208, 2063324, 3610817, 4126648, 7221634, 14443268, 28886536]

約数ペア:

[(1, 28886536), (2, 14443268), (4, 7221634), (7, 4126648), (8, 3610817), (14, 2063324), (17, 1699208), (19, 1520344), (28, 1031662), (34, 849604), (38, 760172), (56, 515831), (68, 424802), (76, 380086), (119, 242744), (133, 217192), (136, 212401), (152, 190043), (238, 121372), (266, 108596), (323, 89432), (476, 60686), (532, 54298), (646, 44716), (952, 30343), (1064, 27149), (1292, 22358), (1597, 18088), (2261, 12776), (2584, 11179), (3194, 9044), (4522, 6388)]