774072015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 1345462272

約数和(自身を除く): 571390257

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 157, 345, 461, 465, 471, 713, 785, 1383, 2139, 2305, 2355, 3565, 3611, 4867, 6915, 10603, 10695, 10833, 14291, 14601, 18055, 24335, 31809, 42873, 53015, 54165, 71455, 72377, 73005, 111941, 159045, 214365, 217131, 328693, 335823, 361885, 559705, 986079, 1085655, 1643465, 1664671, 1679115, 2243687, 4930395, 4994013, 6731061, 8323355, 11218435, 24970065, 33655305, 51604801, 154814403, 258024005, 774072015]

約数ペア:

[(1, 774072015), (3, 258024005), (5, 154814403), (15, 51604801), (23, 33655305), (31, 24970065), (69, 11218435), (93, 8323355), (115, 6731061), (155, 4994013), (157, 4930395), (345, 2243687), (461, 1679115), (465, 1664671), (471, 1643465), (713, 1085655), (785, 986079), (1383, 559705), (2139, 361885), (2305, 335823), (2355, 328693), (3565, 217131), (3611, 214365), (4867, 159045), (6915, 111941), (10603, 73005), (10695, 72377), (10833, 71455), (14291, 54165), (14601, 53015), (18055, 42873), (24335, 31809)]