28329990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4273}}^1$

素因数の和:4313

約数の個数: 64

約数和(自身を含む): 77547456

約数和(自身を除く): 49217466

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, 4273, 6630, 8546, 12819, 21365, 25638, 42730, 55549, 64095, 72641, 111098, 128190, 145282, 166647, 217923, 277745, 333294, 363205, 435846, 555490, 726410, 833235, 944333, 1089615, 1666470, 1888666, 2179230, 2832999, 4721665, 5665998, 9443330, 14164995, 28329990]

約数ペア:

[(1, 28329990), (2, 14164995), (3, 9443330), (5, 5665998), (6, 4721665), (10, 2832999), (13, 2179230), (15, 1888666), (17, 1666470), (26, 1089615), (30, 944333), (34, 833235), (39, 726410), (51, 555490), (65, 435846), (78, 363205), (85, 333294), (102, 277745), (130, 217923), (170, 166647), (195, 145282), (221, 128190), (255, 111098), (390, 72641), (442, 64095), (510, 55549), (663, 42730), (1105, 25638), (1326, 21365), (2210, 12819), (3315, 8546), (4273, 6630)]