28926690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4363}}^1$

素因数の和:4403

約数の個数: 64

約数和(自身を含む): 79180416

約数和(自身を除く): 50253726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 4363, 6630, 8726, 13089, 21815, 26178, 43630, 56719, 65445, 74171, 113438, 130890, 148342, 170157, 222513, 283595, 340314, 370855, 445026, 567190, 741710, 850785, 964223, 1112565, 1701570, 1928446, 2225130, 2892669, 4821115, 5785338, 9642230, 14463345, 28926690]

約数ペア:

[(1, 28926690), (2, 14463345), (3, 9642230), (5, 5785338), (6, 4821115), (10, 2892669), (13, 2225130), (15, 1928446), (17, 1701570), (26, 1112565), (30, 964223), (34, 850785), (39, 741710), (51, 567190), (65, 445026), (78, 370855), (85, 340314), (102, 283595), (130, 222513), (170, 170157), (195, 148342), (221, 130890), (255, 113438), (390, 74171), (442, 65445), (510, 56719), (663, 43630), (1105, 26178), (1326, 21815), (2210, 13089), (3315, 8726), (4363, 6630)]