311917190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2663}}^1$

素因数の和:2753

約数の個数: 64

約数和(自身を含む): 652530816

約数和(自身を除く): 340613626

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 85, 106, 130, 170, 221, 265, 442, 530, 689, 901, 1105, 1378, 1802, 2210, 2663, 3445, 4505, 5326, 6890, 9010, 11713, 13315, 23426, 26630, 34619, 45271, 58565, 69238, 90542, 117130, 141139, 173095, 226355, 282278, 346190, 452710, 588523, 705695, 1177046, 1411390, 1834807, 2399363, 2942615, 3669614, 4798726, 5885230, 9174035, 11996815, 18348070, 23993630, 31191719, 62383438, 155958595, 311917190]

約数ペア:

[(1, 311917190), (2, 155958595), (5, 62383438), (10, 31191719), (13, 23993630), (17, 18348070), (26, 11996815), (34, 9174035), (53, 5885230), (65, 4798726), (85, 3669614), (106, 2942615), (130, 2399363), (170, 1834807), (221, 1411390), (265, 1177046), (442, 705695), (530, 588523), (689, 452710), (901, 346190), (1105, 282278), (1378, 226355), (1802, 173095), (2210, 141139), (2663, 117130), (3445, 90542), (4505, 69238), (5326, 58565), (6890, 45271), (9010, 34619), (11713, 26630), (13315, 23426)]