251209036

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 504693504

約数和(自身を除く): 253484468

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 107, 151, 169, 214, 299, 302, 338, 428, 598, 604, 676, 1196, 1391, 1963, 2461, 2782, 3473, 3887, 3926, 4922, 5564, 6946, 7774, 7852, 9844, 13892, 15548, 16157, 18083, 25519, 31993, 32314, 36166, 45149, 51038, 63986, 64628, 72332, 90298, 102076, 127972, 180596, 210041, 371611, 415909, 420082, 586937, 743222, 831818, 840164, 1173874, 1486444, 1663636, 2347748, 2730533, 4830943, 5461066, 9661886, 10922132, 19323772, 62802259, 125604518, 251209036]

約数ペア:

[(1, 251209036), (2, 125604518), (4, 62802259), (13, 19323772), (23, 10922132), (26, 9661886), (46, 5461066), (52, 4830943), (92, 2730533), (107, 2347748), (151, 1663636), (169, 1486444), (214, 1173874), (299, 840164), (302, 831818), (338, 743222), (428, 586937), (598, 420082), (604, 415909), (676, 371611), (1196, 210041), (1391, 180596), (1963, 127972), (2461, 102076), (2782, 90298), (3473, 72332), (3887, 64628), (3926, 63986), (4922, 51038), (5564, 45149), (6946, 36166), (7774, 32314), (7852, 31993), (9844, 25519), (13892, 18083), (15548, 16157)]