291213944

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2053}}^1$

素因数の和:2232

約数の個数: 64

約数和(自身を含む): 665496000

約数和(自身を除く): 374282056

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 149, 238, 298, 476, 596, 952, 1043, 1192, 2053, 2086, 2533, 4106, 4172, 5066, 8212, 8344, 10132, 14371, 16424, 17731, 20264, 28742, 34901, 35462, 57484, 69802, 70924, 114968, 139604, 141848, 244307, 279208, 305897, 488614, 611794, 977228, 1223588, 1954456, 2141279, 2447176, 4282558, 5200249, 8565116, 10400498, 17130232, 20800996, 36401743, 41601992, 72803486, 145606972, 291213944]

約数ペア:

[(1, 291213944), (2, 145606972), (4, 72803486), (7, 41601992), (8, 36401743), (14, 20800996), (17, 17130232), (28, 10400498), (34, 8565116), (56, 5200249), (68, 4282558), (119, 2447176), (136, 2141279), (149, 1954456), (238, 1223588), (298, 977228), (476, 611794), (596, 488614), (952, 305897), (1043, 279208), (1192, 244307), (2053, 141848), (2086, 139604), (2533, 114968), (4106, 70924), (4172, 69802), (5066, 57484), (8212, 35462), (8344, 34901), (10132, 28742), (14371, 20264), (16424, 17731)]