28822990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 64105344

約数和(自身を除く): 35282354

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 53, 70, 85, 106, 119, 170, 238, 265, 371, 457, 530, 595, 742, 901, 914, 1190, 1802, 1855, 2285, 3199, 3710, 4505, 4570, 6307, 6398, 7769, 9010, 12614, 15538, 15995, 24221, 31535, 31990, 38845, 48442, 54383, 63070, 77690, 108766, 121105, 169547, 242210, 271915, 339094, 411757, 543830, 823514, 847735, 1695470, 2058785, 2882299, 4117570, 5764598, 14411495, 28822990]

約数ペア:

[(1, 28822990), (2, 14411495), (5, 5764598), (7, 4117570), (10, 2882299), (14, 2058785), (17, 1695470), (34, 847735), (35, 823514), (53, 543830), (70, 411757), (85, 339094), (106, 271915), (119, 242210), (170, 169547), (238, 121105), (265, 108766), (371, 77690), (457, 63070), (530, 54383), (595, 48442), (742, 38845), (901, 31990), (914, 31535), (1190, 24221), (1802, 15995), (1855, 15538), (2285, 12614), (3199, 9010), (3710, 7769), (4505, 6398), (4570, 6307)]