1987765052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2311}}^1$

素因数の和:2491

約数の個数: 96

約数和(自身を含む): 4567772160

約数和(自身を除く): 2580007108

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 139, 182, 221, 238, 278, 364, 442, 476, 556, 884, 973, 1547, 1807, 1946, 2311, 2363, 3094, 3614, 3892, 4622, 4726, 6188, 7228, 9244, 9452, 12649, 16177, 16541, 25298, 30043, 30719, 32354, 33082, 39287, 50596, 60086, 61438, 64708, 66164, 78574, 120172, 122876, 157148, 210301, 215033, 275009, 321229, 420602, 430066, 510731, 550018, 642458, 841204, 860132, 1021462, 1100036, 1284916, 2042924, 2248603, 3575117, 4175977, 4497206, 5460893, 7150234, 8351954, 8994412, 10921786, 14300468, 16703908, 21843572, 29231839, 38226251, 58463678, 70991609, 76452502, 116927356, 141983218, 152905004, 283966436, 496941263, 993882526, 1987765052]

約数ペア:

[(1, 1987765052), (2, 993882526), (4, 496941263), (7, 283966436), (13, 152905004), (14, 141983218), (17, 116927356), (26, 76452502), (28, 70991609), (34, 58463678), (52, 38226251), (68, 29231839), (91, 21843572), (119, 16703908), (139, 14300468), (182, 10921786), (221, 8994412), (238, 8351954), (278, 7150234), (364, 5460893), (442, 4497206), (476, 4175977), (556, 3575117), (884, 2248603), (973, 2042924), (1547, 1284916), (1807, 1100036), (1946, 1021462), (2311, 860132), (2363, 841204), (3094, 642458), (3614, 550018), (3892, 510731), (4622, 430066), (4726, 420602), (6188, 321229), (7228, 275009), (9244, 215033), (9452, 210301), (12649, 157148), (16177, 122876), (16541, 120172), (25298, 78574), (30043, 66164), (30719, 64708), (32354, 61438), (33082, 60086), (39287, 50596)]