1301478815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{997}}^1$

素因数の和:1192

約数の個数: 64

約数和(自身を含む): 2038794240

約数和(自身を除く): 737315425

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 151, 247, 455, 665, 755, 997, 1057, 1235, 1729, 1963, 2869, 4985, 5285, 6979, 8645, 9815, 12961, 13741, 14345, 18943, 20083, 34895, 37297, 64805, 68705, 90727, 94715, 100415, 132601, 150547, 186485, 246259, 261079, 453635, 663005, 752735, 1053829, 1231295, 1305395, 1723813, 1957111, 2860393, 5269145, 8619065, 9785555, 13699777, 14301965, 20022751, 37185109, 68498885, 100113755, 185925545, 260295763, 1301478815]

約数ペア:

[(1, 1301478815), (5, 260295763), (7, 185925545), (13, 100113755), (19, 68498885), (35, 37185109), (65, 20022751), (91, 14301965), (95, 13699777), (133, 9785555), (151, 8619065), (247, 5269145), (455, 2860393), (665, 1957111), (755, 1723813), (997, 1305395), (1057, 1231295), (1235, 1053829), (1729, 752735), (1963, 663005), (2869, 453635), (4985, 261079), (5285, 246259), (6979, 186485), (8645, 150547), (9815, 132601), (12961, 100415), (13741, 94715), (14345, 90727), (18943, 68705), (20083, 64805), (34895, 37297)]