128531862

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 284602032

約数和(自身を除く): 156070170

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 197, 201, 394, 402, 541, 591, 603, 1082, 1182, 1206, 1623, 1773, 3246, 3546, 4869, 9738, 13199, 26398, 36247, 39597, 72494, 79194, 106577, 108741, 118791, 213154, 217482, 237582, 319731, 326223, 639462, 652446, 959193, 1918386, 7140659, 14281318, 21421977, 42843954, 64265931, 128531862]

約数ペア:

[(1, 128531862), (2, 64265931), (3, 42843954), (6, 21421977), (9, 14281318), (18, 7140659), (67, 1918386), (134, 959193), (197, 652446), (201, 639462), (394, 326223), (402, 319731), (541, 237582), (591, 217482), (603, 213154), (1082, 118791), (1182, 108741), (1206, 106577), (1623, 79194), (1773, 72494), (3246, 39597), (3546, 36247), (4869, 26398), (9738, 13199)]