27887471768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1\times {\mathrm{8191}}^1$

素因数の和:9952

約数の個数: 64

約数和(自身を含む): 59316633600

約数和(自身を除く): 31429161832

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1723, 1976, 3446, 6892, 8191, 13784, 16382, 22399, 32737, 32764, 44798, 65474, 65528, 89596, 106483, 130948, 155629, 179192, 212966, 261896, 311258, 425581, 425932, 622516, 851162, 851864, 1245032, 1702324, 2023177, 3404648, 4046354, 8092708, 14113093, 16185416, 28226186, 56452372, 112904744, 183470209, 268148767, 366940418, 536297534, 733880836, 1072595068, 1467761672, 2145190136, 3485933971, 6971867942, 13943735884, 27887471768]

約数ペア:

[(1, 27887471768), (2, 13943735884), (4, 6971867942), (8, 3485933971), (13, 2145190136), (19, 1467761672), (26, 1072595068), (38, 733880836), (52, 536297534), (76, 366940418), (104, 268148767), (152, 183470209), (247, 112904744), (494, 56452372), (988, 28226186), (1723, 16185416), (1976, 14113093), (3446, 8092708), (6892, 4046354), (8191, 3404648), (13784, 2023177), (16382, 1702324), (22399, 1245032), (32737, 851864), (32764, 851162), (44798, 622516), (65474, 425932), (65528, 425581), (89596, 311258), (106483, 261896), (130948, 212966), (155629, 179192)]