28972930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 64012032

約数和(自身を除く): 35039102

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 97, 119, 170, 194, 238, 251, 485, 502, 595, 679, 970, 1190, 1255, 1358, 1649, 1757, 2510, 3298, 3395, 3514, 4267, 6790, 8245, 8534, 8785, 11543, 16490, 17570, 21335, 23086, 24347, 29869, 42670, 48694, 57715, 59738, 115430, 121735, 149345, 170429, 243470, 298690, 340858, 413899, 827798, 852145, 1704290, 2069495, 2897293, 4138990, 5794586, 14486465, 28972930]

約数ペア:

[(1, 28972930), (2, 14486465), (5, 5794586), (7, 4138990), (10, 2897293), (14, 2069495), (17, 1704290), (34, 852145), (35, 827798), (70, 413899), (85, 340858), (97, 298690), (119, 243470), (170, 170429), (194, 149345), (238, 121735), (251, 115430), (485, 59738), (502, 57715), (595, 48694), (679, 42670), (970, 29869), (1190, 24347), (1255, 23086), (1358, 21335), (1649, 17570), (1757, 16490), (2510, 11543), (3298, 8785), (3395, 8534), (3514, 8245), (4267, 6790)]