287157052

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 633452400

約数和(自身を除く): 346295348

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 251, 364, 449, 502, 637, 898, 1004, 1274, 1757, 1796, 2548, 3143, 3263, 3514, 5837, 6286, 6526, 7028, 11674, 12299, 12572, 13052, 22001, 22841, 23348, 24598, 40859, 44002, 45682, 49196, 81718, 88004, 91364, 112699, 159887, 163436, 225398, 286013, 319774, 450796, 572026, 639548, 788893, 1144052, 1465087, 1577786, 2930174, 3155572, 5522251, 5860348, 10255609, 11044502, 20511218, 22089004, 41022436, 71789263, 143578526, 287157052]

約数ペア:

[(1, 287157052), (2, 143578526), (4, 71789263), (7, 41022436), (13, 22089004), (14, 20511218), (26, 11044502), (28, 10255609), (49, 5860348), (52, 5522251), (91, 3155572), (98, 2930174), (182, 1577786), (196, 1465087), (251, 1144052), (364, 788893), (449, 639548), (502, 572026), (637, 450796), (898, 319774), (1004, 286013), (1274, 225398), (1757, 163436), (1796, 159887), (2548, 112699), (3143, 91364), (3263, 88004), (3514, 81718), (5837, 49196), (6286, 45682), (6526, 44002), (7028, 40859), (11674, 24598), (12299, 23348), (12572, 22841), (13052, 22001)]