738280438

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 1348485120

約数和(自身を除く): 610204682

約数列:

[1, 2, 7, 14, 31, 61, 62, 79, 122, 158, 217, 353, 427, 434, 553, 706, 854, 1106, 1891, 2449, 2471, 3782, 4819, 4898, 4942, 9638, 10943, 13237, 17143, 21533, 21886, 26474, 27887, 33733, 34286, 43066, 55774, 67466, 76601, 149389, 150731, 153202, 195209, 298778, 301462, 390418, 667523, 864497, 1045723, 1335046, 1701107, 1728994, 2091446, 3402214, 4672661, 6051479, 9345322, 11907749, 12102958, 23815498, 52734317, 105468634, 369140219, 738280438]

約数ペア:

[(1, 738280438), (2, 369140219), (7, 105468634), (14, 52734317), (31, 23815498), (61, 12102958), (62, 11907749), (79, 9345322), (122, 6051479), (158, 4672661), (217, 3402214), (353, 2091446), (427, 1728994), (434, 1701107), (553, 1335046), (706, 1045723), (854, 864497), (1106, 667523), (1891, 390418), (2449, 301462), (2471, 298778), (3782, 195209), (4819, 153202), (4898, 150731), (4942, 149389), (9638, 76601), (10943, 67466), (13237, 55774), (17143, 43066), (21533, 34286), (21886, 33733), (26474, 27887)]